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<h1 class="content-title">
Perbedaan Gelombang Berjalan dan Gelombang Berdiri | Fisika Kelas 11 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/karina-dwi-adistiana" class="">Karina Dwi Adistiana</a> </p>
<p class="content-info"><span>February 21, 2018 • </span> <span>3 minutes read</span></p>
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<p><img fetchpriority="high" decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Header%20blog%20RG/Fisika_11.jpg" alt="Fisika_11.jpg" style="display: block; margin-left: auto; margin-right: auto;" width="821" height="410"></p>
<p style="text-align: justify;"><span style="color: #000000;">Pernahkah RG Squad memainkan tali tambang menjadi seperti ular-ularan atau mengikatkan salah satu ujungnya dan menggerakkan ujung lain ke atas dan ke bawah? Siapakah di antara RG Squad yang jago memainkan gitar atau drum? Ternyata semua kegiatan yang disebutkan tadi adalah contoh dari <strong>peristiwa gelombang berjalan dan gelombang berdiri</strong> <em>loh</em> Squad. Apa perbedaan gelombang berjalan dan gelombang berdiri? <em>Yuk </em>kita simak penjelasan selengkapnya. <br /></span></p>
<p><span id="more-10429"></span></p>
<p style="text-align: justify;"><span style="color: #3366ff; background-color: #ffffff;"><strong>Gelombang Berjalan</strong></span></p>
<p style="text-align: justify;">Gelombang berjalan adalah gelombang yang <strong>amplitudo dan fasenya tetap</strong> pada setiap titik yang dilewatinya. Simpangan pada gelombang berjalan adalah sebagai berikut:</p>
<p style="text-align: justify;"><span style="background-color: #ffff00;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/simpangan.png" alt="simpangan gelombang berjalan" title="simpangan gelombang berjalan" caption="false" data-constrained="true" style="width: 256px;" width="256"><br /></span></p>
<p style="text-align: justify;"> <span style="background-color: transparent;">Di mana</span></p>
<p style="text-align: justify;"><span style="background-color: #ffff00;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/k-1.png" alt="gelombang berjalan" title="gelombang berjalan" caption="false" data-constrained="true" style="width: 309px;" width="309"><br /></span></p>
<p style="text-align: justify;">Sehingga, persamaan gelombang berjalan tersebut menjadi:</p>
<div style="text-align: justify;"><img decoding="async" src="https://lh5.googleusercontent.com/N7r3B84nPZO2-St9rja2zNELZk5e654AS8BwV9pCb5j0_wsbV8uAA9uXruru-P8rCJBatNPuPmGJF6C43wy0q3zhLUoBclz1zEhibnsPlRErkODL1IAdtYlaXe5IAXG1pEQ39NOe2Ke0Zpa8UA" style="width: 291px;" alt="persamaan gelombang berjalan" title="persamaan gelombang berjalan" caption="false" data-constrained="true" width="291"></div>
<p style="text-align: justify;"> </p>
<p style="text-align: justify;">Keterangan:</p>
<p style="text-align: justify;">Y = simpangan (m)</p>
<p style="text-align: justify;">A = amplitudo (m)</p>
<p style="text-align: justify;">ω = frekuensi sudut</p>
<p style="text-align: justify;">k = bilangan gelombang</p>
<p style="text-align: justify;">x = jarak titik ke sumber (m)</p>
<p style="text-align: justify;">t = waktu (s)</p>
<p style="text-align: justify;"> </p>
<p style="text-align: justify;"><strong>Tanda ± berlaku:</strong></p>
<p style="text-align: justify;"><strong><span style="background-color: #ffffff;">+</span></strong> Jika gelombang merambat ke kanan dan titik asal 0 bergetar ke atas</p>
<p style="text-align: justify;"><strong><span style="background-color: #ffffff;">–</span> </strong>Jika gelombang merambat ke kiri dan titik asal 0 bergetar ke bawah</p>
<p style="text-align: justify;"> </p>
<div><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/berjalan.jpg" alt="gelombang berjalan" style="width: 640px; display: block; margin-left: auto; margin-right: auto;" title="gelombang berjalan" caption="false" data-constrained="true" width="640"></div>
<p style="text-align: center;"> Gelombang berjalan (<em>Sumber: fisikazone.com</em>)</p>
<p style="text-align: justify;"> </p>
<p style="text-align: justify;"><span style="color: #3366ff;"><strong>Gelombang Berdiri</strong></span></p>
<p style="text-align: justify;">Gelombang berdiri atau gelombang stasioner merupakan gelombang yang <strong>amplitudonya berubah-ubah</strong>, nilainya mulai dari nol hingga mencapai nilai maksimum tertentu. Contoh peristiwa gelombang berjalan dalam kehidupan sehari-hari yaitu pada seutas tali yang salah satu ujungnya diikatkan ke suatu tiang dan ujung lainnya digerakkan ke atas dan ke bawah. Gelombang tali akan merambat dari ujung tali yang digetarkan ke ujung tali yang terikat, kemudian akan dipantulkan kembali ke arah semula. Gelombang datang dan gelombang pantul saling berinterferensi sehingga disebut sebagai gelombang berdiri.</p>
<p style="text-align: justify;">Gelombang berdiri terdiri dari <strong>simpul dan perut.</strong> <strong>Simpul</strong> adalah tempat kedudukan titik yang <strong>amplitudonya minimum</strong>, sedangkan <strong>perut</strong> adalah tempat kedudukan titik yang <strong>amplitudonya maksimum</strong> pada suatu gelombang. Gelombang berdiri merupakan hasil gabungan (superposisi) dua gelombang berjalan yang <strong>memiliki amplitudo dan frekuensi sama, tetapi arahnya berlawanan.</strong> Gelombang berdiri dibagi menjadi dua yaitu:</p>
<p style="text-align: justify;"><strong>1. Ujung bebas</strong><span style="background-color: #ffff00;"></span><span style="background-color: #ffff00;"></span></p>
<p style="text-align: justify;">Gelombang berdiri pada ujung bebas memiliki fase gelombang datang sama dengan gelombang pantul. Ujung pemantul dapat bergerak bebas naik atau turun mengikuti arah getar gelombang datang. Besar simpangannya adalah<img decoding="async" src="https://lh3.googleusercontent.com/WDm7UEGq7DtXQbE7HmVLthVRgS3sgWB9Y5AkblRSMuJ4Wj6kb5j0ofbB7-ZajiMvdwr9DuSVLsAhfUIehMwXawWgPlYyB4OQSUv8fcJ2_T9C0TgK6GN_DsDwGKBc07KjcWkk6xIKC9FQ7T6rmA" style="width: 211px;" alt="persamaan ujung bebas" title="persamaan ujung bebas" caption="false" data-constrained="true" width="211"></p>
<p style="text-align: justify;"> <img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/bebas.png" alt="ujung bebas" style="width: 508px;" title="ujung bebas" caption="false" data-constrained="true" width="508"></p>
<div><img decoding="async" src="https://lh5.googleusercontent.com/0QbE34ryMYxk_s4REmWZeGApuvmNRhcv3ySMIZgk9FS6GUrNOEOp7x1e-Qpxd5wbXXsjI_WvE5YmVVKXZoNYs297VxvqETzHzm0QA4nSzbnC9F4E6VYPW8eN_bRcBbLw_1ZXzQSRZatruolUZw" alt="gelombang berdiri ujung bebas" style="width: 640px; display: block; margin-left: auto; margin-right: auto;" title="gelombang berdiri ujung bebas" caption="false" data-constrained="true" width="640"></div>
<p style="text-align: center;"> <span style="background-color: #ffffff;">Gelombang berdiri ujung bebas</span> (<em>sumber: instafisika.com</em>)</p>
<p style="text-align: justify;"> </p>
<p style="text-align: justify;"><strong>2. Ujung terikat</strong></p>
<p style="text-align: justify;">Gelombang berdiri dengan ujung terikat memiliki <strong>sudut fase gelombang datang dan gelombang pantul yang berbeda</strong> besar radiannya. Ujung pemantul tidak dapat bergerak bebas mengikuti arah getar gelombang datang. Besar simpangan pada gelombang berdiri ujung terikat adalah<img decoding="async" src="https://lh4.googleusercontent.com/xpHRXRmwe25uwrQfuCOe8AcJKe87Mm-4BP569CLEFq62V1qV2sgD5UlUGT4YaalUl6nN39U1n7dFCwNbliSd5UHVIILBx3iSErEaoNaVIxDZXsPx52RPJKqWE1NVogCL8Oi_WV4Md-hjaCVBfQ" style="width: 211px;" alt="persamaan ujung terikat" title="persamaan ujung terikat" caption="false" data-constrained="true" width="211"></p>
<p style="text-align: justify;"> <img decoding="async" src="https://lh5.googleusercontent.com/6akkZ21z5ubWpp2KC_RHtherPac7WQ6eyIcHieUJh2AM5v6nw-I17QgkEte0JyxVIESUteaNOKo3rwZifk0IrBWPQtkSO8WAIOFImUQ0QEJ5P3cDCj54qJQJylHUvOE542VWXdYtcTAqLWjGqQ" style="width: 507px;" alt="ujung terikat" title="ujung terikat" caption="false" data-constrained="true" width="507"></p>
<p> <img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/tetap.jpg" alt="gelombang berdiri ujung terikat" style="width: 495px; display: block; margin-left: auto; margin-right: auto;" title="gelombang berdiri ujung terikat" caption="false" data-constrained="true" width="495"></p>
<p style="text-align: center;"><span style="background-color: #ffffff;">Gelombang berdiri ujung terikat </span>(<em>sumber: fisikon.com</em>)</p>
<p style="text-align: justify;"> </p>
<p style="text-align: justify;">Supaya kamu lebih paham, yuk coba kerjakan <strong>contoh soal</strong> di bawah ini Squad!</p>
<p style="text-align: justify;"><span style="background-color: transparent;">Seutas tali panjangnya 3 m dengan ujung ikatannya dapat bergerak dan ujung lainnya digetarkan dengan frekuensi 8 Hz sehingga gelombang merambat dengan kelajuan 3 m/s. Jika diketahui amplitudo gelombang adalah 20 cm, tentukanlah persamaan simpangan superposisi gelombang di titik P yang berjarak 1 meter dari ujung pemantulan!</span></p>
<p style="text-align: justify;"><strong>Diketahui:</strong></p>
<p style="text-align: justify;">l = 3 m</p>
<p style="text-align: justify;">f = 8 Hz</p>
<p style="text-align: justify;">v = 3 m/s</p>
<p style="text-align: justify;">A = 20 cm = 0,2 m</p>
<p style="text-align: justify;">x = 1 m</p>
<p style="text-align: justify;"><strong>Ditanya:</strong> y?</p>
<p style="text-align: justify;"><strong>Jawab:</strong></p>
<div style="text-align: justify;"><img decoding="async" src="https://lh4.googleusercontent.com/V1Z1p_03OYAmUrz1N3Cf9VzUOxMNyLRo7Jb-GOVt2MYCjMYF5YTTo30yu3HkzayDgvGUNvxwMSaC4z6tqekOcnxHz4RfWO5VfrIToz3x81aeCSXVWoWeHH_-MS_6f3lkpQX6UUKnQ6GbsL-HxQ" style="width: 359px;" alt="pembahasan gelombang berdiri" title="pembahasan gelombang berdiri" caption="false" data-constrained="true" width="359"></div>
<div style="text-align: justify;"> </div>
<div style="text-align: justify;"><strong>Baca Juga:</strong> <a href="https://blog.ruangguru.com/pengertian-dan-rumus-efek-doppler" target="_blank" rel="noopener"><strong>Pengertian dan Rumus Efek Doppler</strong></a></div>
<p style="text-align: justify;"><em style="background-color: transparent;">Nah</em><span style="background-color: transparent;"> Squad, sekarang kamu sudah paham kan apa itu gelombang berjalan dan gelombang berdiri? Beda keduanya ada pada amplitudo dan fase gelombangnya. Kalau kamu masih belum puas dengan penjelasan tentang materi ini, kamu bisa pelajari melalui <a href="https://ruangguru.com/belajar?utm_medium=referral&utm_source=blog&utm_campaign=Perbedaan-Gelombang-Berjalan-dan-Gelombang-Berdiri"><strong>ruangbelajar</strong></a>. Di sana kamu bisa belajar melalui video animasi lengkap dengan soal dan pembahasannya juga Squad. Ayo gunakan sekarang!</span></p>
<p style="text-align: justify;"><span style="background-color: transparent;"><a href="https://link.ruangguru.com/blPk/eaff0eb9" target="_blank" style="text-align: center;" class="rg-cta" rel="noopener"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/cta/0ec4a2df-db2e-4ae1-8473-692756dcb684.jpeg" width="822" height="200" alt="IDN CTA Blog ruangbelajar Ruangguru" /></a></span></p>
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<img class="icon-call-us" src="https://cdn-web-2.ruangguru.com/file-uploader/lp/4b58468a-b2f9-40e4-867f-d3242a065dcf.png" loading="lazy" alt="Logo Whatsapp Footer" />0815 7441 0000</a>
</address>
</nav>
<nav class="footer-menu social d-none d-lg-block">
<p class="title">Ikuti Kami</p>
<a target="_blank" href="https://www.instagram.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/instagram.png" loading="lazy" alt="Logo Instagram Footer" width="32px" height="32px" />
</picture>
</a>
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<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60&convert=webp" type="image/webp">
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</picture>
</a>
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<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/twitter.png" loading=" lazy" alt="Logo Twitter Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.youtube.com/ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/youtube.png" loading=" lazy" alt="Logo Youtube Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.linkedin.com/company/ruangguru-com">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/linkedin.png" loading=" lazy" alt="Logo LinkedIn Footer" width="32px" height="32px" />
</picture>
</a>
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<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/tiktok.png" loading=" lazy" alt="Logo TikTok Footer" width="32px" height="32px" />
</picture>
</a>
</nav>
</div>
<div class="col-lg-9">
<div class="row">
<div class="col-6 col-md-3">
<nav class="footer-menu">
<p class="title">Produk Ruangguru</p>
<ul type="none">
<li><a href="https://roboguru.ruangguru.com" target="_blank">Roboguru</a></li>
<li><a href="https://www.ruangguru.com/roboguruplus">Roboguru Plus</a></li>
<li><a href="https://www.ruangguru.com/dafa-lulu">Dafa dan Lulu</a></li>
<li><a href="https://www.ruangguru.com/for-kids/kursus">Kursus for Kids</a></li>
<li><a href="https://www.ruangguru.com/for-kids">Ruangguru for Kids</a></li>
<li><a href="https://www.ruangguru.com/bisnis">Ruangguru for Business</a></li>
<li><a href="https://www.ruangguru.com/ruanguji">Ruanguji</a></li>
<li><a href="https://www.ruangguru.com/blog">Ruangbaca</a></li>
<li><a href="https://www.ruangguru.com/ruangkelas">Ruangkelas</a></li>
<li><a href="https://www.ruangguru.com/ruangbelajar">Ruangbelajar</a></li>
<li><a href="https://pengajar.ruangguru.com/">Ruangpengajar</a></li>
<li><a href="https://www.ruangguru.com/privat">Ruangguru Privat</a></li>
<li><a href="https://www.ruangpeduli.org/" target="_blank">Ruangpeduli</a></li>
</ul>
</nav>
</div>
<div class="col-6 col-md-3">
<nav class="footer-menu">
<p class="title">Bantuan & Panduan</p>
<ul type="none">
<li><a href="https://www.ruangguru.com/company-credentials">Company Credentials</a></li>
<li><a href="https://www.ruangguru.com/beasiswa">Beasiswa Ruangguru</a></li>
<li><a href="https://www.ruangguru.com/cicilan">Cicilan Ruangguru</a></li>
<li><a href="https://www.ruangguru.com/promo">Promo Ruangguru</a></li>
<li><a href="https://ticketing.ruangguru.com/help?request_type_id=459" target="_blank">Vulnerability Report</a></li>
<li><a href="https://www.ruangguru.com/bantuan#layanan">Layanan Pengaduan</a></li>
<li><a href="https://www.ruangguru.com/terms-conditions">Syarat & Ketentuan</a></li>
<li><a href="https://www.ruangguru.com/privacy-policy">Kebijakan Privasi</a></li>
<li><a href="https://www.ruangguru.com/about-us">Tentang Kami</a></li>
<li><a href="https://www.ruangguru.com/contact-us">Kontak Kami</a></li>
<li><a href="https://www.ruangguru.com/press">Press Kit</a></li>
<li><a href="https://www.ruangguru.com/bantuan">Bantuan</a></li>
<li><a href="https://career.ruangguru.com/">Karier</a></li>
</ul>
</nav>
</div>
<div class="col-6 col-md-3">
<nav class="footer-menu">
<p class="title">Produk Lainnya</p>
<ul type="none">
<li><a href="https://www.brainacademy.id/" target="_blank">Brain Academy</a></li>
<li><a href="https://www.english-academy.id/" target="_blank">English Academy</a></li>
<li><a href="https://skillacademy.com/" target="_blank">Skill Academy</a></li>
<li><a href="https://www.ruangkerja.id/" target="_blank">Ruangkerja</a></li>
<li><a href="https://www.schoters.com/id/" target="_blank">Schoters</a></li>
<li><a href="https://www.kalananti.id/" target="_blank">Kalananti</a></li>
</ul>
</nav>
</div>
<div class="col-6 col-md-3">
<nav class="footer-menu">
<p class="title"> Coba GRATIS Aplikasi Ruangguru</p>
<div class="download-list">
<ul>
<li>
<a target="_blank" rel="nofollow" href="https://apps.apple.com/id/app/ruangguru-solusi-belajar/id1099742206?l=id">
<img src="https://cdn-web-2.ruangguru.com/static/appstore.png" loading="lazy" alt="Button App Store Footer " />
</a>
</li>
<li>
<a target="_blank" rel="nofollow" href="https://play.google.com/store/apps/details?id=com.ruangguru.livestudents&hl=in">
<img src="https://cdn-web-2.ruangguru.com/static/googleplay.png" loading="lazy" alt="Button Google Play Footer " />
</a>
</li>
<li>
<a target="_blank" rel="nofollow" href="https://appgallery.huawei.com/#/app/C102352375">
<img src="https://cdn-web-2.ruangguru.com/static/huawei.png" loading="lazy" alt="Button AppGallery Footer " />
</a>
</li>
</ul>
</div>
</nav>
</div>
</div>
</div>
</div>
<div class="d-lg-none text-center">
<nav class="footer-menu social">
<p class="title">Ikuti Kami</p>
<a target="_blank" href="https://www.instagram.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/instagram.png" loading="lazy" alt="Logo Instagram Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.facebook.com/ruanggurucom/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/facebook.png" loading="lazy" alt="Logo Facebook Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://twitter.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/twitter.png" loading=" lazy" alt="Logo Twitter Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.youtube.com/ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/youtube.png" loading=" lazy" alt="Logo Youtube Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.linkedin.com/company/ruangguru-com">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/linkedin.png" loading=" lazy" alt="Logo LinkedIn Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.tiktok.com/@ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/tiktok.png" loading=" lazy" alt="Logo TikTok Footer" width="32px" height="32px" />
</picture>
</a>
</nav>
</div>
<p class="footer-copyright">
© 2026 All Rights Reserved PT. Ruang Raya Indonesia
</p>
</div>
<style>
.bantuan-container {
position: relative;
}
.bantuan-element {
position: fixed;
z-index: 999;
display: flex;
align-items: flex-end;
justify-content: flex-end;
cursor: pointer;
transition: all 0.6s ease;
}
.bantuan-top {
bottom: 11rem;
right: 2rem;
}
.bantuan-bottom {
bottom: 2rem;
right: 2rem;
}
.bantuan-top-2 {
bottom: 15rem;
right: 2rem;
}
.bantuan-top-3 {
bottom: 19rem;
right: 2rem;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 2rem;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 2rem;
}
@media (min-width: 768px) {
.bantuan-element img {
width: auto;
transition: all 0.4s ease;
}
.bantuan-top img {
width: 140px;
}
.bantuan-bottom img {
width: 140px;
}
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 140px;
}
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 140px;
}
.bantuan-element.clicked {
bottom: 9rem;
right: 2.5rem;
}
.bantuan-element.clicked img {
width: auto;
height: 64px;
}
}
@media (max-width: 767px) {
.bantuan-top {
bottom: 8rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom {
bottom: 2rem;
right: 1.25rem;
align-items: center;
}
.bantuan-top-2 {
bottom: 12rem;
right: 1rem;
align-items: center;
}
.bantuan-top-3 {
bottom: 16rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 1.25rem;
align-items: center;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 1.25rem;
align-items: center;
}
.bantuan-element img {
width: auto;
}
.bantuan-top img,
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 96px;
}
.bantuan-bottom img,
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 96px;
}
}
.bantuan-element:hover {
transform: scale(1.05);
}
.bantuan-element img {
max-width: 100%;
height: auto;
}
</style>
<div id="bantuan-divs-container" style="position: relative" data-product="ruangguru" data-table="rg_floating_icon"></div>
<script>
class FloatingDivsComponent {
constructor(product = 'ruangguru', table = 'rg_floating_icon') {
this.container = document.getElementById('bantuan-divs-container');
this.floatingElements = [];
this.product = product;
this.table = table;
// Configuration
this.config = {
baseApiUrl: 'https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/rg_banner/views/',
apiKey: 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
maxElements: 2,
zIndexBase: 100,
};
// Build dynamic API URL based on table parameter
this.config.apiUrl = this.buildApiUrl();
this.init();
}
buildApiUrl() {
const baseUrl = this.config.baseApiUrl;
const tableName = this.table || 'rg_floating_icon';
const queryParams =
'offset=0&limit=99999&sort=rankPosition&where=(type,eq,floating)~and(showIn,anyof,blog)~and(hide,is,false)~and(product,eq,' +
this.product +
')&nested%5Bcta%5D%5Bfields%5D=Id,name,ctaId,imageUrl,ctaLink,targetUrl';
return `${baseUrl}${tableName}?${queryParams}`;
}
async init() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to initialize floating divs component:', error);
}
}
async fetchFloatingElements() {
try {
const options = {
method: 'GET',
headers: {
'xc-token': this.config.apiKey || 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
},
};
const urlNoco = this.config.apiUrl;
const response = await fetch(urlNoco, options);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const data = await response.json();
this.floatingElements = this.processApiResponse(data);
} catch (error) {
console.error('Error fetching floating elements:', error);
throw error;
}
}
processApiResponse(data) {
if (!data || !data.list || !Array.isArray(data.list)) {
return [];
}
console.log(data.list);
// Ensure we only get maximum 2 elements
const limitedElements = data.list.slice(0, this.config.maxElements);
return limitedElements;
}
renderFloatingElements() {
if (!this.container || this.floatingElements.length === 0) {
return;
}
// Additional safeguard: ensure we never render more than maxElements
const elementsToRender = this.floatingElements.slice(0, this.config.maxElements);
// Clean up existing elements and their event listeners
this.cleanupExistingElements();
// Clear existing content
this.container.innerHTML = '';
elementsToRender.forEach((element, index) => {
const floatingDiv = this.createFloatingDiv(element, index);
this.container.appendChild(floatingDiv);
});
}
cleanupExistingElements() {
// Clear existing elements (no need for event listener cleanup with CSS approach)
const existingElements = this.container.querySelectorAll('[data-floating-element]');
existingElements.forEach(element => {
element.remove();
});
}
createFloatingDiv(element, index) {
const div = document.createElement('div');
const cta = element.cta[0]; // Use the first CTA
// Add data attribute for cleanup tracking
div.setAttribute('data-floating-element', 'true');
// Apply CSS classes based on rankPosition
const positionClass = this.getPositionClass(element.rankPosition, index);
div.className = `bantuan-element ${positionClass}`;
div.style.zIndex = this.config.zIndexBase + index;
// Create the link and image
const link = document.createElement('a');
link.href = 'https://cta.ruangguru.com/' + cta.ctaId || '#';
link.target = '_blank';
// Add tracking attributes
link.setAttribute('data-tracking-event-type', 'landing_page__core__item_click');
link.setAttribute(
'data-tracking-context',
JSON.stringify({
product_name: this.product,
cta_action: 'redirection',
cta_action_detail: link.href,
item_type: 'floating',
item_name: element.name || 'Floating element',
item_category: 'payment',
item_position: index,
item_serial: null,
section_type: 'floating_item',
section_position: 'body',
section_name: 'floating_item',
})
);
const img = document.createElement('img');
img.src = element.imageUrl + '?h=200&convert=webp';
img.alt = element.name || 'Floating element';
img.loading = 'lazy';
// Add click tracking
link.addEventListener('click', () => {
this.trackClick(element, cta);
});
link.appendChild(img);
div.appendChild(link);
return div;
}
getPositionClass(rankPosition, index) {
// Define positioning classes based on rankPosition
if (rankPosition === 1) {
return 'bantuan-top'; // Top position
} else if (rankPosition === 2) {
return 'bantuan-bottom'; // Bottom position
} else {
// For additional elements, distribute them evenly
return `bantuan-${index % 2 === 0 ? 'top' : 'bottom'}-${Math.floor(index / 2) + 1}`;
}
}
trackClick(element, cta) {
// Implement click tracking logic here
console.log('Floating element clicked:', {
elementId: element.Id,
elementName: cta.name,
ctaId: cta.ctaId,
targetUrl: cta.targetUrl,
});
}
// Public method to manually refresh
async refresh() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to refresh floating elements:', error);
throw error;
}
}
// Public method to get current floating elements
getFloatingElements() {
return [...this.floatingElements];
}
}
// Initialize the component when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
// Get product and table parameters from data attributes
const container = document.getElementById('bantuan-divs-container');
const product = container.getAttribute('data-product') || 'ruangguru';
const table = container.getAttribute('data-table') || 'rg_floating_icon';
new FloatingDivsComponent(product, table);
});
// Export for use in other modules if needed
if (typeof module !== 'undefined' && module.exports) {
module.exports = FloatingDivsComponent;
}
</script> <div id="wp-install-nudge" style="
position: fixed;
bottom: 0rem;
right: 0;
z-index: 999;
cursor: pointer;
"></div>
<script>
(function (w, d, s, o, f, js, fjs) {
w['Sales-Nudge-Widget'] = o; w[o] = w[o] || function () { (w[o].q = w[o].q || []).push(arguments) };
js = d.createElement(s), fjs = d.getElementsByTagName(s)[0];
js.id = o; js.src = f; js.async = 1; fjs.parentNode.insertBefore(js, fjs);
}(window, document, 'script', 'wpInstallNudge', 'https://cdn-web-2.ruangguru.com/sales-nudge/6198a95130/dist/widget.js'));
wpInstallNudge('init', { targetElementId: 'wp-install-nudge', clientTarget: 'ruangguru_blog' });
</script>
<script>
// note: disabled due to auto reload page
// var lastScrollTop = 0;
// $(window).scroll(function(event){
// var st = $(this).scrollTop();
// if (st > lastScrollTop){
// $('#wp-install-nudge').slideDown( "slow", function() {});
// } else {
// $('#wp-install-nudge').slideUp( "slow", function() {});
// }
// lastScrollTop = st;
// });
// $(document).ready(function () {
// $("#wp-install-nudge").hide();
// });
$('#wp-install-nudge').click(function(){
Analytics.track("promotion__install_nudge__click",
{
user_email: "ruangguru@blog.com",
cta_link: widgetData.dataConfig.target_link
}).catch((err) => {
console.log("tracker error", err);
});
});
</script>
</footer>
<div id="__next"></div>
<script type="speculationrules">
{"prefetch":[{"source":"document","where":{"and":[{"href_matches":"\/blog\/*"},{"not":{"href_matches":["\/blog\/wp-*.php","\/blog\/wp-admin\/*","\/blog\/wp-content\/uploads\/*","\/blog\/wp-content\/*","\/blog\/wp-content\/plugins\/*","\/blog\/wp-content\/themes\/ruangguru\/*","\/blog\/*\\?(.+)"]}},{"not":{"selector_matches":"a[rel~=\"nofollow\"]"}},{"not":{"selector_matches":".no-prefetch, .no-prefetch a"}}]},"eagerness":"conservative"}]}
</script>
<script>
async function getCtaDetails(ctaIds) {
const endpoint =
" https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/CTA/views/CTA?offset=0&limit=10&where=(ctaId,in," + ctaIds.toString() + ")";
try {
const response = await fetch(endpoint, {
headers: {
"xc-token": "-hG2nBDJzSj0agSgNtcJx97M4F02y54nUMoY6plJ",
},
});
const data = await response.json();
const ctaList = data?.list || [];
const ctaMap = new Map();
for (const ctaData of ctaList) {
ctaMap.set(ctaData.ctaId, ctaData);
}
return ctaMap;
} catch (error) {
console.error("Error fetching CTA details:", error);
return new Map();
}
}
async function replaceCTA() {
const regex = /{{cta\((‘(.*?)’|“(.*?)”)\)}}/g;
const bodyHTML = document.body.innerHTML;
const matches = Array.from(bodyHTML.matchAll(regex));
const ctaIds = matches.map((match) => {
let ctaId = match[2] ?? match[3];
return ctaId;
});
const ctaMap = await getCtaDetails(ctaIds);
const replacedHTML = bodyHTML.replace(regex, (match, _inner, ctaId1, ctaId2) => {
const ctaId = ctaId1 ?? ctaId2;
const ctaData = ctaMap.get(ctaId);
if (ctaData) {
return `<a href="https://cta.ruangguru.com/${ctaData.ctaId}" target="_${ctaData.targetType}" style="position:relative;display:inline-block;">
<img src="${ctaData.imageUrl}" loading="lazy" alt="${ctaData.altText}" />
</a>`;
} else {
return match;
}
});
document.body.innerHTML = replacedHTML;
}
</script>
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<script type="text/javascript" src="https://cdn-web-2.ruangguru.com/landing-page-web/public/staticpages/global-assets/js/cta.js"></script>
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</body>
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